Home / 15,526,068.20-21,429,625.30-9,650,140.03

Finding the Fourth Proportional to 15,526,068.20, 21,429,625.30 and 9,650,140.03

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Solution

The fourth proportional to 15,526,068.20, 21,429,625.30 and 9,650,140.03 is: 13,319,462.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,526,068.20 : 21,429,625.30 = 9,650,140.03 : x
  2. Step 2: Convert to fraction form
    15,526,068.20/21,429,625.30 = 9,650,140.03/x
  3. Step 3: Cross multiply
    15,526,068.20x = 21,429,625.30 × 9,650,140.03
  4. Step 4: Simplify right side
    15,526,068.20x = 206,798,884,965,238.28
  5. Step 5: Solve for x
    x = 206,798,884,965,238.28/15,526,068.20
  6. Step 6: Final answer
    x = 13,319,462.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.